Inventor
KWON O CHANG
KR6 patents
Patents
6 patentsUS10914045B2Feb 9, 2021
Hydrophilic material oil fence having double-porous mesh
KOREA INST SCI & TECH0 citations50
US11551655B2Jan 10, 2023
Sound absorption structure and method of manufacturing the same
KOREA INST SCI & TECH0 citations49
US11670273B2Jun 6, 2023
Sound absorption device and method of manufacturing the same
KOREA INST SCI & TECH0 citations48
US10933354B2Mar 2, 2021
Rotating type foreign substance collection equipment
KOREA INST SCI & TECH0 citations46
US10774491B2Sep 15, 2020
Oil fence with oil filtration membrane
KOREA INST SCI & TECH0 citations39
US10400409B2Sep 3, 2019
Oil collecting apparatus and oil collecting system having the same
KOREA INST SCI & TECH0 citations39